3895940

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{1487}}^1$

素因数の和:1627

約数の個数: 24

約数和(自身を含む): 8249472

約数和(自身を除く): 4353532

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 1487, 2620, 2974, 5948, 7435, 14870, 29740, 194797, 389594, 779188, 973985, 1947970, 3895940]

約数ペア:

[(1, 3895940), (2, 1947970), (4, 973985), (5, 779188), (10, 389594), (20, 194797), (131, 29740), (262, 14870), (524, 7435), (655, 5948), (1310, 2974), (1487, 2620)]